Adding stowballs media query mixins
Added example of how to use media-query-bp mixin
Re-writing responsive breadcrumb in native JS

As part of jQuery removal work, re-writing responsive breadcrumb in
native JS
Fix non-jQuery responsive breadcrumb
Merge pull request #46 from malarkey/wip

Adding stowball's media query mixins, documenting the media-query-bp mixin, updating font-size mixin, responsive-breadcrumb is now non jQuery
Update bourbon.io to 3.1.8

closes #47
Update built artefacts
Update to bourbon.io 3.1.8
Merge pull request #51 from malarkey/wip

Update bourbon.io
Add bower.json

Close #48
Update bower.json
Update license in bower.json